 INDYchannel.com | Convertibles Crash Test NBC 4.com, DC - The Pontiac G6 had the worst overall results among these 10 convertibles. It got an acceptable rating for frontal crash protection, which isn't bad except ... Saab, Volvo Convertibles Ace Safety Test IIHS crashes convertibles too! Saab 9-3, Volvo C70 earn top ratings Convertible Crash Tests |